☯☼☯ SEO and Non-SEO (Science-Education-Omnilogy) Forum ☯☼☯
Non - SEO knowledge => Electronics => Topic started by: MSL on October 17, 2018, 02:08:44 AM
-
Currency detector
A photo of a currency detector from a Chinese supermarket: (http://www.seo-forum-seo-luntan.com/pics/currencydetector.jpg). A currency detector or currency validator is a device that determines whether money are genuine or counterfeit. More about these devices in Wikipedia: https://en.wikipedia.org/wiki/Currency_detector (https://en.wikipedia.org/wiki/Currency_detector).
-
These currency validators (or detectors) are very popular. You can see them in small shops, in big shops, in malls, in supermarkets and so on.